49 results about "Anesthesia catheter" patented technology

The invention relates to a processing method for medical treatment instruments, in particular to a processing method for an anesthesia catheter with a steel wire built in a catheter wall. The processing method for the medical catheter with the built-in steel wire is simple in operation and high in degree of automation. The anesthesia catheter with the steel wire built in the catheter wall is obtained through processes of raw material preparing, extrusion molding, scale mark printing, end socket drilling and the like. The processing method has the characteristics that the method is simple in operation, and obtained products are moderate in hardness, safe, reliable and the like.

The invention relates to a non-destructive epidural outer catheter puncture needle and belongs to the technical field of medical devices. The non-destructive epidural outer catheter puncture needle comprises a needle tube for allowing an anesthesia catheter to be placed in, a needle seat connected with the tail end of the needle tube and a needle blade, wherein the needle blade is obliquely arranged at the head of the needle tube. The non-destructive epidural outer catheter puncture needle is characterized in that a protective sleeve is arranged in an inner cavity of the needle tube; a guide tongue is arranged at the head of the needle tube and also arranged on a tube wall, opposite to the position of the needle blade, of the needle tube. The non-destructive epidural outer catheter puncture needle is simple in structure and obvious in technical characteristics and solves the problem that the needle blade cuts off the catheter in the tube conventional process after catheter anesthesia. According to the non-destructive epidural outer catheter puncture needle, the angle of the anesthesia catheter can be adjusted, the product operation is simple and convenient, the product safety is improved, and the secondary damage caused by the occurrence of clinical accidents to patients is prevented.

The invention discloses a novel multifunctional surgical anesthesia machine which comprises an anesthesia machine body, an exhaust gas outlet and a heat dissipation hole, wherein the heat dissipation hole is formed in the rear side of the anesthesia machine body; the rear side of the anesthesia machine body is connected with a power line; the power line is connected with a power plug; an electrocardiogram blood pressure detector is arranged on the right side of the anesthesia machine body; an anesthetic flow controller is mounted on one side of the electrocardiogram blood pressure detector; an anesthetic gas pressure gauge, an oxygen pressure gauge and an alarm are arranged outside the anesthesia machine body; an anesthesia mask is arranged on an anesthesia catheter; a fixing band is arranged on the anesthesia mask; a magic tape is arranged on the fixing band. The novel multifunctional surgical anesthesia machine is provided with the electrocardiogram blood pressure detector, so that data of blood pressure, electrocardiogram, respiration and the like of a patient can be detected during an operation; the detected data are transmitted to a display screen of the anesthesia machine controller, so that the novel multifunctional surgical anesthesia machine is absolutely sanitary and safe in the anesthesia process, is efficient, practical, and low in time and labor consumption, and greatly reduces work difficulty of medical staffs.

The invention discloses a dual cavity anesthesia catheter which comprises an anaesthetic sleeve and a catheter. The catheter is provided with a first anaesthetic conveying pipe and a second anaesthetic conveying pipe. The first anaesthetic conveying pipe is provided with 3-5 first anaesthetic discharge holes, and the second anaesthetic conveying pipe is provided with 3-5 second anaesthetic discharge holes. Marks in different colors are arranged on a certain position of the catheter. Through the above manner, according to the dual cavity anesthesia catheter, the anesthesia time of operation is shortened, blocking in the anesthesia process is avoided, and the pain of a patient is reduced. The dual cavity anesthesia catheter is reasonable and practical in structural design, simple and convenient to operate, low in cost, and good in market prospect.

The invention discloses an anesthesia catheter, and particularly discloses a suction anesthesia catheter capable of retaining spontaneous respiration of a patient. The anesthesia catheter comprises a nasal cavity insertion end and a device connection end, and an anesthesia catheter body is provided with an air inlet catheter, a negative pressure suction catheter, an end-expiratory gas concentration monitor connecting catheter, an air bag and an air bag catheter. When respiration anesthesia is carried out by means of the anesthesia catheter, the anesthesia catheter has the advantages that spontaneous respiration of the patient can be retained, and the upper airway is kept from impeding; the anesthesia catheter cannot occupy the mouth cavity, the brain and other surgical spots; the anesthesia catheter does not pass the glottis, so that the patient conveniently pronounces, and leakage of inhalation anesthetics cannot be caused; the concentration of end-expiratory CO2 and anesthesia gas can be conveniently and accurately monitored.

The invention relates to a nasopharyngeal surface anesthesia apparatus comprising a nasopharyngeal surface anesthesia catheter (5) and a syringe (4). The nasopharyngeal surface anesthesia apparatus is used for sufficient deep nasopharyngeal surface anesthesia before sobering nasotracheal intubation and nasopharyngeal deep treatment for a patient, thus preventing the patient from feeling uncomfortable and rejecting when a catheter is inserted into a nasopharyngeal channel or during treatment. The existing nasopharyngeal catheter is provided with a certain amount of outlets of anesthetic, the syringe is provided, and the complete nasopharyngeal anesthesia apparatus is formed; therefore, chances of the patient feeling uncomfortable and rejecting are slimmer, and surgery is smooth. The nasopharyngeal surface anesthesia apparatus is applicable to sobering nasotracheal intubation and deep nasopharyngeal treatment.

The invention provides a reinforced anesthesia catheter which structurally comprises a catheter, an anti-injury device and a spring, wherein the catheter is provided with a medicine outlet and a medicine feeding hole; the dome of the anti-injury device is fixedly mounted in the medicine outlet of the catheter; the spring is placed in the catheter; the anti-injury device is provided with a fixed end, the dome and a through hole penetrating through the fixed end and the dome; the fixed end is fixedly inserted in the medicine outlet; the external surface of the fixed end fits the wall of the medicine outlet so as to firmly mount the fixed end in the catheter. According to the invention, the reinforced anesthesia catheter can solve the problem that the existing anesthesia catheter damages human muscular tissues during the use process; the anti-injury device is additionally mounted on the anesthesia catheter and enables the anesthesia catheter to quickly enter into a body without injuring the human muscular tissues.

The invention discloses an anesthesia puncture needle. The anesthesia puncture needle comprises a puncture needle cavity, a needle cavity base, a first anesthesia catheter and a catheter base. The needle cavity base is used for fixing the puncture needle cavity, and the catheter base is used for fixing the first anesthesia catheter. The first anesthesia catheter penetrates through a guiding tube to be inserted into the puncture needle cavity and extends out of needle outlets in the end of the puncture needle cavity, and the needle outlets comprise the first needle outlet and the second needle outlet. The section of the puncture needle cavity is in a water drip shape and comprises two end openings formed in parallel in the vertical direction, and the two end openings correspond to the two needle outlets. An inlet groove is formed in the external surface of the guiding tube, a second anesthesia catheter is inserted into the inlet groove in a penetrating mode, and the inlet groove is communicated with the puncture needle cavity. In this way, the puncture needle cavity is designed to be of the structure with the two end openings, the two anesthesia catheters can extend into the puncture needle cavity at the same time, and meanwhile injection of anesthetics is performed; when the usage amount of the anesthetics for an operation is reached, the operation can be performed instantly, operation time can be shortened, and the success rate of the rescuing operation can be increased.

The invention relates to a non-destructive epidural outer catheter puncture needle and belongs to the technical field of medical devices. The non-destructive epidural outer catheter puncture needle comprises a needle tube for allowing an anesthesia catheter to be placed in, a needle seat connected with the tail end of the needle tube and a needle blade, wherein the needle blade is obliquely arranged at the head of the needle tube. The non-destructive epidural outer catheter puncture needle is characterized in that a protective sleeve is arranged in an inner cavity of the needle tube; a guide tongue is arranged at the head of the needle tube and also arranged on a tube wall, opposite to the position of the needle blade, of the needle tube. The non-destructive epidural outer catheter puncture needle is simple in structure and obvious in technical characteristics and solves the problem that the needle blade cuts off the catheter in the tube conventional process after catheter anesthesia. According to the non-destructive epidural outer catheter puncture needle, the angle of the anesthesia catheter can be adjusted, the product operation is simple and convenient, the product safety is improved, and the secondary damage caused by the occurrence of clinical accidents to patients is prevented.

The invention provides an anesthesia catheter fixator. The anesthesia catheter fixator comprises an upper cutting tooth groove, a lower cutting tooth groove, an elastic mechanism and a positioning buckle, wherein a clamping groove with an upward opening is formed in one end of a plate body of the upper cutting tooth groove; an inserting groove with a downward opening is formed in one end of the plate body of the lower cutting tooth groove; the top end of the elastic mechanism is fixedly connected with the other end of the plate body of the upper cutting tooth groove and the bottom end is fixedly connected with the other end of the plate body of the lower cutting tooth groove; and the positioning buckle is arranged on the plate body of the lower cutting tooth groove. According to the anesthesia catheter fixator provided by the invention, the problem of fixation of an anesthesia catheter inserted through an oral cavity in clinical is solved, the cost of medical supplies is reduced, the operation mode is simplified, the time utilization rate is improved and the anesthesia catheter fixator is very convenient to use as a disposable medical supply.

The invention belongs to the technical field of anesthesia bags, and particularly relates to an anesthesia bag production line. During operation, a boxing conveyor belt conveys an object storing box,and straight brush boxing equipment, catheter boxing equipment, sticker boxing equipment, folding sticker boxing equipment, drape boxing equipment and medical gauze boxing equipment correspondingly load a disinfection straight brush, an anesthesia catheter, a sticker, a folding sticker, a medical drape and medical gauze into the object storing box; after tools are boxed, the object storing box continue to be conveyed along the boxing conveyor belt and move to the discharging end, at the moment, an object storing box feeding mechanism conveys the object storing box to a wrapping and conveying belt, object storing box wrapping equipment conducts wrapping the storage boxes, the storage box is conveyed to bagging equipment after being wrapped, and the bagging equipment packs the object storingbox into a packaging bag to prepare an anesthesia bag; and in this way, all equipment and parts work coordinately, automatic packaging production of the anesthesia bag is completed, mechanical production is used for replacing manual operation, and the production efficiency is effectively improved.

The invention discloses a needle cavity used for an anesthesia puncture needle. The needle cavity is characterized by comprising a cavity body, one end of the cavity body is fixed to a needle cavity base, and the other end of the cavity body is a needle outlet end. The needle outlet end comprises two needle outlets, the needle outlets comprise the first needle outlet and the second needle outlet, the first needle outlet is formed in the needle point part of the needle cavity, the needle point part is a needle outlet bent in an arc shape, and the second needle outlet is formed in the arc-shaped back face of the first needle outlet. The section of the cavity body is in a water drip shape and comprises two channels, and the two channels correspond to the first needle outlet and the second needle outlet respectively. In this way, two anesthesia catheters extend into the needle cavity at the same time, meanwhile, injection of anesthetics is performed, when the usage amount of the anesthetics for an operation is reached, the operation can be performed instantly, operation time can be shortened, and the success rate of the rescuing operation can be increased.

The invention relates to an anesthesia mask, which effectively solves the problem that the existing anesthesia mask can not take into account anesthesia and oxygen supply and can not eliminate water vapor in the mask; the technical solution includes a mask with an air intake pipe connected to the upper end of the mask , the longitudinal sides of the mask are respectively provided with exhaust and air-drying passages, the air intake pipe is coaxially provided with a main air pipe and the main air pipe is respectively connected with an anesthesia catheter and an oxygen supply pipe, a nasal catheter is provided in the anesthesia mask and an air inlet pipe is provided in the air intake pipe. There is a hose connected to the nasal catheter, and the other end of the hose is connected to a dehumidification device. When the water vapor content in the anesthesia mask is too high, the hose is connected to the main trachea. At this time, the dehumidification device will discharge the water vapor in the anesthesia mask to the outside. The outside air continuously enters the mask through the queuing air-drying channel, so as to realize the effect of discharging the air with high humidity inside the mask from the mask. The anesthesia mask has high flexibility, convenient operation and strong practicability.

The invention discloses a novel scatheless anesthesia catheter, comprising an inner tube, wherein a scale mark and an X-ray developing line are arranged at the outer wall of the inner tube; an outer tube is sleeved outside the inner tube; a soft head is arranged at the end part of the outer tube; and the soft head is fixedly connected with the outer tube. The novel scatheless anesthesia catheter is simpler in manufacturing process because the scale mark and the X-ray developing line are processed at the outer wall of the inner tube; the production cost is reduced; meanwhile, the outer pipe is sleeved outside the inner tube; and the scale mark or the X-ray developing line can be prevented from affecting a patient. The novel scatheless anesthesia catheter can rapidly and smoothly enter a human body. Therefore, the piercing risk is greatly reduced; the damage to an inner membrane of a blood vessel is reduced, and the novel scatheless anesthesia catheter is safe, reliable and convenient to use.

The invention relates to quick, safe and accurate united puncture needle. The quick, safe and accurate united puncture needle comprises a spinal epidural puncture needle and an anesthetic needle. By arranging an arc-shaped groove which is axially parallel to a needle stem is formed in the other side, which is opposite to a first opening, of the needle stem of a puncture needle body and designing the arc-shaped groove in a structure of which the cross section is a major arc, the anesthetic needle can be wrapped by the arc-shaped groove which is of the major arc structure when the anesthetic needle slides in the arc-shaped groove, the anesthetic needle cannot deviate from the arc-shaped groove under muscle resistance, and the anesthetic needle can quickly, safely and accurately enter a subarachnoid space; since a wound generated on an arachnoid by the anesthetic needle deviates from the position where the first opening is located, when an epidural anesthetic catheter is inserted in an inner cavity of the puncture needle body, the epidural anesthetic catheter cannot be inserted in the subarachnoid space from the wound by mistake, the safety and the accuracy of anaesthesia are effectively increased, and a medical accident is prevented from occuring.

The invention belongs to the technical field of medical apparatus and instruments, and particularly discloses a manufacturing process of an anti-injury reinforced anesthesia catheter, which specifically comprises the following steps: (1) material drying: drying high-molecular plastic; (2) manufacturing an inner core: extruding the inner core into a solid tube with the diameter of 0.47-0.52 mm; (3) inner layer coating extrusion: obtaining an inner layer coating extrusion pipe; (4) winding the spring to obtain a steel wire spring with two screw pitches of a sparse section and a dense section; (5) penetrating a spring: penetrating an inner-layer coated extrusion pipe with the outer diameter smaller than that of an inner cavity of the steel wire spring into the inner cavity of the steel wire spring; (6) coating and extruding an outer layer; (7) testing associativity; (8) carrying out thermal rheological treatment in a rheological machine; (9) stripping the heat shrink tube: selecting a surgical blade to completely strip the heat shrink tube; (10) pulling out the inner core: pulling out the inner core from the middle of the tube body; and (11) trimming and shaping. The manufacturing method is simple, the three-layer structure is reasonable in design, and the anti-folding capacity is high.

The invention discloses an anaesthetizing duct. The anaesthetizing duct comprises a hose head and a through slot, wherein a liquid outlet is formed in the hose head; an air sac is mounted at the upperpart of the hose head; a flow guiding pipe is mounted above the air sac; the through slot is formed in a flow guiding pipe; a gas pipe is arranged on one side of the inner wall of the flow guiding pipe; a graduation is formed in the front surface wall of the flow guiding pipe; a sleeve pipe is mounted at the middle part of the flow guiding pipe; rubber sealing rings are mounted on the upper sideand the lower side of the sleeve pipe; and an alcohol cotton is arranged on the inner wall of the sleeve pipe. According to the anaesthetizing duct disclosed by the invention, the rubber sealing ringsand the alcohol cotton are arranged, and through the rubber sealing rings, the gap between the sleeve pipe and the flow guiding pipe can be effectively made up, so that leakage of alcohol is avoided,and dust adsorbed to the surface of the flow guiding pipe can be effectively removed; the alcohol cotton can perform effective disinfection treatment on the flow guiding pipe, the breeding of bacteria can be effectively restrained, the situation that bacteria infect the contact part of the human body is avoided, and therefore the using safety of the flow guiding pipe is improved.

The invention discloses an epidural anesthesia catheter supported by liquid pressure. The structure is that one end of the catheter is connected with a liquid inlet device, and the other end is connected with a liquid outlet device, and both the liquid inlet device and the liquid outlet device are equipped with pressure control devices. The valve and the conduit are made of hard tubes and flexible tubes alternately connected at intervals. Its advantage is that the structure of the catheter is simple, there is no need to install a steel wire in the catheter, and the operation is convenient. During the process of being inserted into the epidural space, the catheter is filled with liquid, and the flexible tube wall of the catheter is in a state of tension, so that the catheter has The ability to overcome axial resistance and the flexibility to bend and turn avoids strong impact and damage to these parts when the catheter encounters blood vessels, tissues or the walls of the epidural space during insertion. When the fluid in the catheter is emptied The catheter becomes soft so that it can be pulled out very easily.

The invention provides an adjustable anesthesia catheter, belonging to the field of anesthesia catheters. The adjustable anesthesia catheter comprises a main catheter body, wherein a constant-speed assembly is arranged on the periphery of the middle of the catheter body, pressing grooves are slidably formed in the upper portion of one inner side of the constant-speed assembly, clamping blocks are fixedly connected to the middle portions of one sides of push rods, the other ends of third springs are fixedly connected to the two ends of a positioning assembly, stirring assemblies are rotationally connected to the two sides of the inner lower portion of a medicine mixing assembly, the other ends of coil springs are fixedly connected to a transmission rod, and the other end of a pull rope penetrates through the middle of the top wall of the driving chamber, extends and is fixedly connected with a handle. The three push rods are sequentially shortened from left to right, and quantitative keys press the push rods to enable the pressing grooves to descend by corresponding height, so a medicine in the main catheter body quantitatively flows; the mixing efficiency of the medicine is improved through the stirring assembly; and the device is worthy of being vigorously popularized.

The invention discloses a co-extrusion composite extrusion mold for a medical anesthetic catheter with an X-ray development line. The mold comprises a main machine barrel. A main machine barrel flangeis arranged on the outer surface of the main machine barrel, a main machine filter screen plate is fixedly installed in the main machine barrel, and a co-extrusion head front mold body is fixedly connected to one side of the main machine barrel. An co-extrusion head rear mold body is fixedly connected to one side of the co-extrusion head front mold body, an inner-layer flow distributor is arranged inside the co-extrusion head front mold body, an outer-layer flow distributor is arranged outside the inner-layer flow distributor, and a torpedo cone connector is fixedly installed inside the co-extrusion head rear mold body. According to the co-extrusion composite extrusion mold for the medical anesthetic catheter with the X-ray development line, a designed extrusion mold structure is simple,disassembly is convenient to carry out, and maintenance is convenient to carry out; the mold pressure is uniform, and no dead angle exists; a co-extrusion developer is uniform, good in coating performance and free of diffusion; and a mold runner is designed to be uniform in pressure stabilization, and it is avoided that the stability of a pipe body is poor due to material fluctuation.

The invention discloses an anesthesia catheter with the front section with a hydrophilic coating. The anesthesia catheter comprises a catheter body; the end portion of the catheter body is provided with the hydrophilic coating; the hydrophilic coating is formed by a polymer or a monomer comprising a hydrophilic group. According to the anesthesia catheter with the front section with the hydrophilic coating, the sticking-resistant, biological and safe and stable and abrasion-resistant hydrophilic coating which is high in lubricity is formed on the surface of the catheter body and accordingly the resistance of the catheter during penetration and pull-out is reduced, blood clots are reduced, the harm to the human tissue can be minimized, and the practical value is high.

The invention discloses a flexible reinforced epidural anesthesia catheter which is characterized in that the catheter comprises a catheter body, a medicine inlet and a medicine outlet are formed in two ends of the catheter body and connected through a catheter cavity in a penetrating manner, the catheter body includes an outer catheter body and an inner catheter body, the outer catheter body is made of plastic materials with a super-smooth anti-infection function, the inner catheter body is made of steel wire materials, the outer wall of the inner catheter body is uniformly fitted with the inner wall of the outer catheter body through adhesives, a flexible soft head is arranged at one end of the catheter body, and the flexible soft head and the outer catheter body are integrally formed. The flexible reinforced epidural anesthesia catheter is better in comprehensive performance, damage-proof effect is better, the catheter cannot be easily detached and contracted or 'folded', anestheticsolution can be clinically and smoothly infused, the surface of the catheter is super smooth, catheter placing and pushing block of a doctor can be effectively reduced, and secondary injury to vascular tissues can be effectively reduced.

The application discloses an anesthesia catheter, which includes a catheter body. The catheter body has a tube wall that encloses a drug channel. The anesthesia catheter also includes a metal wire that is fixedly connected in the tube wall. The metal wire is linear and runs along the catheter wall. The length of the body extends; the tensile strength of the metal wire is less than that of the catheter body. The metal wire is linear, and the tensile strength of the metal wire is less than that of the catheter body, so that during the process of pulling out the catheter, if the anesthesia catheter is stuck by human bones or knotted in the body, resulting in greater resistance , if still using a larger force to pull the anesthesia catheter, the metal wire will break first than the catheter body. At this time, the medical staff can get a greater force feedback, that is, feel the feeling of the wire breaking, and the medical staff can Stop the pull-out action, adjust the patient's position in time to remove the anesthesia catheter, or temporarily suspend the removal process, and wait for a better opportunity to avoid catheter breakage.

The invention relates to a reticule for a disposable anesthesia catheter. The reticule comprises a spring framework and an outer plastic protective layer. The spring framework is extruded in the outer plastic protective layer to form a catheter wall. The outer plastic protective layer is made of a transparent material. The reticule is characterized in that the reticule is attached to the outer surface of the spring framework. The reticule is formed by a method of electrically corroding the surface of the spring framework. Compared with conventional reticule for the anesthesia catheter, the technical contribution of the invention is that the reticule is not arranged on the outer surface of the anesthesia catheter but on the surface of the spring framework and between a spring and a plastic interlayer, so that, the reticule of the anesthesia catheter inserted into the human body is not directly contacted with the human body and anesthetic. The reticule provided by the invention has the remarkable advantages of 100% safety, absolute reliability, no any side effects and the like.

The invention belongs to the technical field of anesthesia appliances, in particular to an anesthesia epidural needle adjustment system, comprising a first support block and a second support block, a tube base is arranged on one side of the first support block, and a cylinder is stuck inside the tube base , a needle tube is installed in the barrel, an anesthesia catheter is connected inside the needle tube, a sliding seat is integrally formed on one side of the tube seat, and a fixed block is inserted in the position close to the sliding seat in the tube seat, and the medical staff can place the thumb on it. Above the pressing block, through the relative slidability between the No. 1 slider and the first support block under the slider and the mobility of the No. 2 slider in the second support block, combined with the action of external force, the anesthesia catheter and The position adjustment of the injection assembly composed of the needle tube and other components also enables the medical staff to have better control over the process. Through the double limit function of the connecting rod and the perforation in the second slider, the puncture process of the needle tube is not easy. Offset occurs.

The invention discloses a simple and new experimental anesthesia machine, which includes an oxygenation pump and a centrifuge tube provided with a liquid anesthetic. The oxygenation pump is respectively communicated with a first gas flowmeter and a second gas flowmeter. The meter communicates with the centrifuge tube through the centrifuge tube inlet conduit, the second gas flow meter communicates with the tee, the tee communicates with the centrifuge tube through the centrifuge tube outlet conduit, and the tee also communicates with the anesthesia induction box or the breathing anesthesia box through the anesthesia catheter. The invention has many advantages such as high structural strength, stable structure, safety and reliability, easy concentration control, high quality and low price.

The invention discloses a novel anesthesia catheter. The novel anesthesia catheter comprises a fixing tube; threads are formed in the circumferential inner wall of the fixing tube; a fixing sleeve is fixedly connected to the circumferential surface of the fixing tube; elastic bands are symmetrically and fixedly connected to the circumferential surface of the fixing sleeve; a secondary buckle is fixedly connected to the outer end of the elastic band located at the left end, and a primary buckle is fixedly connected to the outer end of the elastic band located at the right end; an observation window is formed in the front end of the circumferential surface of the fixing tube; a graduated scale is arranged on the circumferential surface of the fixing tube; an occlusion block is fixedly connected to the circumferential surface of the fixing tube; an intubation device is arranged on the circumferential inner wall of the fixing tube; when a patient feels uncomfortable and has an occlusion reaction, the occlusion block is occluded, so that the fixing tube is fixed more tightly, the intubation process is smoother, and the insertion depth of a trachea body is more accurate through rotation of a trachea sleeve; and the trachea body cannot move up and down due to respiration of the patient through threaded fixation, so that the anesthesia precision is further improved.